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Reiko Kumagai
Faculty of Economics, Tezukayama University
 
7-1-1 Tezukayama
Nara, Nara 631-8501
Japan
 
kuma@tezukayama-u.ac.jp
 
 
 
 
 
 
JEL Areas:
L9 : Industry Studies: Transportation and Utilities: General
Q4 : Energy: General